clerk-testing
E2E testing for Clerk apps. Use with Playwright or Cypress for auth flow tests.
Security Assessment
About clerk-testing
The 'clerk-testing' skill provides end-to-end testing support for applications using Clerk authentication. It addresses the challenges developers face when validating authentication flows in their apps, ensuring each test runs in an isolated session context. By integrating with popular testing frameworks such as Playwright and Cypress, this skill helps maintain reliable and secure auth testing, avoiding common pitfalls like using production keys or repeatedly performing UI-based sign-ins. It is particularly designed for scenarios where proper auth setup is critical for testing, reducing flakiness and speeding up test execution.
This skill offers several key capabilities to streamline the testing process. It provides utilities like 'clerkSetup()' to initialize the test environment and 'setupClerkTestingToken()' to bypass bot detection, ensuring smooth automated testing. The 'storageState' feature allows persistence of authentication state across tests, which minimizes redundant logins and accelerates test runs. Framework-specific guidance ensures seamless integration: for Playwright, 'globalSetup' can manage auth state, and for Cypress, adding 'addClerkCommands' enhances framework support. Decision trees and reference links to official documentation make setup straightforward, while best practices and anti-patterns guide developers towards secure and efficient testing practices.
The target users for 'clerk-testing' are frontend developers, QA engineers, and software teams working with Clerk authentication in web applications. It is ideal for projects that require automated validation of auth flows, including Next.js apps, or any scenario where repeated auth testing is needed. By using test API keys and following the provided workflows, users can ensure secure, fast, and reliable authentication testing. Typical use cases include verifying login/logout flows, session persistence, and UI rendering for auth components, making it a valuable tool for teams aiming to maintain high-quality authentication handling in their apps.
FAQ
Which testing frameworks are supported by 'clerk-testing'?
'clerk-testing' supports Playwright and Cypress for end-to-end authentication flow tests.
What setup is required before using this skill?
You need to obtain a CLERK_TESTING_TOKEN from the Clerk dashboard, initialize the test environment with 'clerkSetup()', and use 'setupClerkTestingToken()' before navigating to auth pages.
Can I use production API keys for testing?
No, using production keys is a security risk. You should only use test keys like 'pk_test_*' and 'sk_test_*'.
How can I persist authentication state between tests?
Use the 'storageState' feature to save auth state, which speeds up subsequent tests by avoiding repeated logins.
Are there any framework-specific recommendations?
For Playwright, use 'globalSetup' to manage auth state. For Cypress, add 'addClerkCommands({ Cypress, cy })' to support testing files.
Install clerk-testing
Quick Setup:
- Copy the skill folder to
.claude/skills/ - Claude will automatically detect and use the skill
Repository
clerk/skills